Graphite Metallizing Corporation can satisfy your turbine maintenance requirements for steam seals with the highest quality packing rings available. We carry and inventory of parts such as grater springs, spring holders, keepers and retainers for most sizes and types of packing ring assemblies. We have over 2,000 blueprints and drawings for turbines built by the major manufacturers: GE, Terry, Murray, Westinghouse, Worthington, DeLaval, Elliot and others.